On Earth human sperm tend to know where to go when it comes to fertilizing an egg in utero. A new study suggests human sperm ...
A new study found that microgravity simulated on Earth hindered sperm cell movement, egg fertilization and embryo development ...
Knowing which way is up helps sperm find their way to an egg, new research indicates, and they struggle without the guidance ...
The study's findings pose significant challenges for future space colonisation efforts.
Study into how fertilisation could work in space finds sperm may get disorientated when trying to find an egg ...